#include<stdio.h>

int main() {
	int int_1 = 80;
	printf("int_1:%d\n", int_1);
	char char_1 = 'A';
	printf("char_1:%c,%d\n", char_1,char_1);
	//sizeof(char_1);
	char char_2 = int_1;
	printf("char_2:%c\n", char_2);
	printf("%zu\n", sizeof(char));


}